igb: cleanup some of the code related to hw timestamping

The code for the hw timestamping is a bit bulky and making some of the
functions difficult to read.  In order to clean things up a bit I am moving
the timestamping operations into seperate functions.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 12 insertions, 53 deletions

diff --git a/drivers/net/igb/e1000_regs.h b/drivers/net/igb/e1000_regs.h
index e06c3b706b15..24f2c24d0309 100644
--- a/drivers/net/igb/e1000_regs.h
+++ b/drivers/net/igb/e1000_regs.h
@@ -76,59 +76,18 @@
 #define E1000_FCRTV    0x02460  /* Flow Control Refresh Timer Value - RW */
 
 /* IEEE 1588 TIMESYNCH */
-#define E1000_TSYNCTXCTL 0x0B614
-#define E1000_TSYNCTXCTL_VALID (1<<0)
-#define E1000_TSYNCTXCTL_ENABLED (1<<4)
-#define E1000_TSYNCRXCTL 0x0B620
-#define E1000_TSYNCRXCTL_VALID (1<<0)
-#define E1000_TSYNCRXCTL_ENABLED (1<<4)
-enum {
-        E1000_TSYNCRXCTL_TYPE_L2_V2 = 0,
-        E1000_TSYNCRXCTL_TYPE_L4_V1 = (1<<1),
-        E1000_TSYNCRXCTL_TYPE_L2_L4_V2 = (1<<2),
-        E1000_TSYNCRXCTL_TYPE_ALL = (1<<3),
-        E1000_TSYNCRXCTL_TYPE_EVENT_V2 = (1<<3) | (1<<1),
-};
-#define E1000_TSYNCRXCFG 0x05F50
-enum {
-        E1000_TSYNCRXCFG_PTP_V1_SYNC_MESSAGE = 0<<0,
-        E1000_TSYNCRXCFG_PTP_V1_DELAY_REQ_MESSAGE = 1<<0,
-        E1000_TSYNCRXCFG_PTP_V1_FOLLOWUP_MESSAGE = 2<<0,
-        E1000_TSYNCRXCFG_PTP_V1_DELAY_RESP_MESSAGE = 3<<0,
-        E1000_TSYNCRXCFG_PTP_V1_MANAGEMENT_MESSAGE = 4<<0,
-
-        E1000_TSYNCRXCFG_PTP_V2_SYNC_MESSAGE = 0<<8,
-        E1000_TSYNCRXCFG_PTP_V2_DELAY_REQ_MESSAGE = 1<<8,
-        E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_REQ_MESSAGE = 2<<8,
-        E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_RESP_MESSAGE = 3<<8,
-        E1000_TSYNCRXCFG_PTP_V2_FOLLOWUP_MESSAGE = 8<<8,
-        E1000_TSYNCRXCFG_PTP_V2_DELAY_RESP_MESSAGE = 9<<8,
-        E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_FOLLOWUP_MESSAGE = 0xA<<8,
-        E1000_TSYNCRXCFG_PTP_V2_ANNOUNCE_MESSAGE = 0xB<<8,
-        E1000_TSYNCRXCFG_PTP_V2_SIGNALLING_MESSAGE = 0xC<<8,
-        E1000_TSYNCRXCFG_PTP_V2_MANAGEMENT_MESSAGE = 0xD<<8,
-};
-#define E1000_SYSTIML 0x0B600
-#define E1000_SYSTIMH 0x0B604
-#define E1000_TIMINCA 0x0B608
-
-#define E1000_RXMTRL     0x0B634
-#define E1000_RXSTMPL 0x0B624
-#define E1000_RXSTMPH 0x0B628
-#define E1000_RXSATRL 0x0B62C
-#define E1000_RXSATRH 0x0B630
-
-#define E1000_TXSTMPL 0x0B618
-#define E1000_TXSTMPH 0x0B61C
-
-#define E1000_ETQF0   0x05CB0
-#define E1000_ETQF1   0x05CB4
-#define E1000_ETQF2   0x05CB8
-#define E1000_ETQF3   0x05CBC
-#define E1000_ETQF4   0x05CC0
-#define E1000_ETQF5   0x05CC4
-#define E1000_ETQF6   0x05CC8
-#define E1000_ETQF7   0x05CCC
+#define E1000_TSYNCRXCTL 0x0B620 /* Rx Time Sync Control register - RW */
+#define E1000_TSYNCTXCTL 0x0B614 /* Tx Time Sync Control register - RW */
+#define E1000_TSYNCRXCFG 0x05F50 /* Time Sync Rx Configuration - RW */
+#define E1000_RXSTMPL    0x0B624 /* Rx timestamp Low - RO */
+#define E1000_RXSTMPH    0x0B628 /* Rx timestamp High - RO */
+#define E1000_RXSATRL    0x0B62C /* Rx timestamp attribute low - RO */
+#define E1000_RXSATRH    0x0B630 /* Rx timestamp attribute high - RO */
+#define E1000_TXSTMPL    0x0B618 /* Tx timestamp value Low - RO */
+#define E1000_TXSTMPH    0x0B61C /* Tx timestamp value High - RO */
+#define E1000_SYSTIML    0x0B600 /* System time register Low - RO */
+#define E1000_SYSTIMH    0x0B604 /* System time register High - RO */
+#define E1000_TIMINCA    0x0B608 /* Increment attributes register - RW */
 
 /* Filtering Registers */
 #define E1000_SAQF(_n) (0x5980 + 4 * (_n))